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infections-digestive

mbio final ttu sum 1

questionsanswers
what is gastrtis inflammation of the stomach
Gastroenteritis diarrhea, vomiting, abdominal pain
Hepatitis is... the inflammation and damage of the liver
Streptococus mutans cause what and how? causes cavities by adhering to the tooth enamel. sugar converts to lactic acid and glacan respectively destroying the enamel and plaque.
what is Frankenbugs? strain of S. mutans, can break down sucrose and prevent cavities formation
Porphyromonas gingivalis does what? cause gingivitis and is periodontal disease.
what is used to treat periodontal disease? tetracycline
whats is mumps and specific characteristics? viral infection, Enveloped, -ssRNA
what treats the mumps? MMR vaccine
infections of the intestinal tract do not happen by? inhalation
infections of the intestinal tract are caused by? bacteria, viruses, protozoa, and helminths
Shigellosis is cause by Shigella spp bacteria, shiga toxin
mode of transmission of Shigellosis is fecal oral route
what is trimethoprim-sulfamethoxazole and what is it used for? antibiotic and for shigellosis
Typhoid fever is caused by Salmonella typhi
mode of transmission for salmonella typi fecal oral, and direct contact
treatment for typhoid fever is Antibioic: chloramphenicol Typhoid vaccine: injection or pills
Salmonellosis is caused by Salmonella spp
the ____ which is a endotoxin makes you sick when having improperly uncooked food LPS
Ampicillin does what? inhibits cell wall synthesis
E.coli strains are determined by 2 antigens: O- outer memb. and H- flagellar anitgen
Vibrio cholerae causes Cholera
the natural reservoir for vibrio cholerae are Inadequate public sanitation and infected shellfish
what is the process of cholera? Increase in cAMP levels , then Chloride ion are released, Water, Na+, electrolytes flow uncontrollably from the body resulting in dehydration.
what is the virulence factor for Cholera toxin (AB toxin) CTXΦ
what is the virulence factor for Toxin co-regulated pilus and what does it do? tcp and acts as a receptor for CTX phage to attach to it
what is the virulence factor Accessory cholera enterotoxin and what does it do? ace and it leads to additional fluid release
what is the virulence factor for Zonula occludens toxin and what does it do? zot and it disrupts tight junctions between cells, makes cells leaky
what is the virulence factor for chemotaxis protiens and what does it do? Cep and allows organism to travel through intestinal mucous
treatment for cholera is tetracyclines and ORT oral rehydrational therapy
Helicobacter pylori causes Gastritis
Helicobacter pylori can resides in _____ conditions due to virulence factors like ____ & ____ very acidic, adhesins and urease
antibiotics for gastritis are.... Metronidazole- robs cell of reducing pwr Tetracycline- inhibits protein synthesis Subsalicylate- increase absorption of fluids and nutrients and decreases inflammation
Staphylococcus aureus causes food poisoning
what makes people sick with food poisoning is the ingestion of exotoxins
Viral gastroenteritis is caused by two main viruses Rotavirus & Norwalk virus
the difference b/w the rotavirus and the norwalk virus is rotavirus is a dsRNA and only infects childern and the norwalk is +ssRNA and infects children and adults
Entamoeba histolytica causes Amoebic dysentery
Entamoeba histolytica can exist in 2 forms trophozoite and a cyst
Giardiasis is cause by the protozoa Giardia lamblia (in the form of a cyst)
Giardiasis is resistant to... chlorine
the disease ascariasis is cause by a ___worm called? round, A. lumbricoides
A. lumbricoides is killed by mebendazole
mebendazole treats diseases cause by Parasitic worms
Created by: ibarguenl17
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